Gentoo Linux: CVE-2016-7777: Xen: Multiple vulnerabilities
3
(AV:L/AC:M/Au:N/C:P/I:P/A:N)
10/07/2016
07/25/2018
10/30/2017
10/30/2017
Description
Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it.
Solution(s)
- gentoo-linux-upgrade-app-emulation-xen
- gentoo-linux-upgrade-app-emulation-xen-tools
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